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LM22680MRX-ADJ from NS,National Semiconductor

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LM22680MRX-ADJ

Manufacturer: NS

2A SIMPLE SWITCHER?, Step-Down Voltage Regulator with Features

Partnumber Manufacturer Quantity Availability
LM22680MRX-ADJ,LM22680MRXADJ NS 2297 In Stock

Description and Introduction

2A SIMPLE SWITCHER?, Step-Down Voltage Regulator with Features The LM22680MRX-ADJ is a switching regulator manufactured by Texas Instruments (NS).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 42V  
- **Output Voltage Range:** Adjustable from 1.285V to 37V  
- **Output Current:** Up to 5A  
- **Switching Frequency:** 500 kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC (Exposed Pad)  

### **Descriptions:**  
The LM22680MRX-ADJ is a step-down (buck) switching regulator with an adjustable output voltage. It integrates a high-side N-channel MOSFET and is designed for high-efficiency power conversion. It features thermal shutdown, current limiting, and an enable/disable function.  

### **Features:**  
- **Wide Input Voltage Range:** 4.5V to 42V  
- **Adjustable Output Voltage** (via external resistors)  
- **Integrated 5A MOSFET Switch**  
- **Fixed 500 kHz Switching Frequency**  
- **Thermal Shutdown Protection**  
- **Current Limit Protection**  
- **Enable/Shutdown Control**  
- **Low Quiescent Current in Shutdown Mode**  

This regulator is suitable for industrial, automotive, and general-purpose power supply applications.

Application Scenarios & Design Considerations

2A SIMPLE SWITCHER?, Step-Down Voltage Regulator with Features
Partnumber Manufacturer Quantity Availability
LM22680MRX-ADJ,LM22680MRXADJ NSC 660 In Stock

Description and Introduction

2A SIMPLE SWITCHER?, Step-Down Voltage Regulator with Features The LM22680MRX-ADJ is a switching voltage regulator manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features:  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 42V  
- **Output Voltage Range:** Adjustable (1.285V to 37V)  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 500 kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC  
- **Regulation Type:** Step-Down (Buck)  

### **Descriptions:**  
- The LM22680MRX-ADJ is a high-efficiency, step-down DC-DC converter designed for industrial, automotive, and general-purpose applications.  
- It features an adjustable output voltage using external resistors.  
- The device includes internal compensation, thermal shutdown, and current limiting for robust operation.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 42V)**  
- **Adjustable Output Voltage (1.285V to 37V)**  
- **3A Continuous Output Current**  
- **500 kHz Switching Frequency**  
- **Integrated N-Channel MOSFET**  
- **Thermal Shutdown Protection**  
- **Current Limit Protection**  
- **Low Shutdown Current (<1µA)**  
- **Internal Compensation for Simplified Design**  

This information is based solely on the manufacturer's datasheet.

Application Scenarios & Design Considerations

2A SIMPLE SWITCHER?, Step-Down Voltage Regulator with Features

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